mirror of https://github.com/axmolengine/axmol.git
417 lines
15 KiB
C++
417 lines
15 KiB
C++
/*******************************************************************************
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* Copyright (c) 2013, Esoteric Software
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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******************************************************************************/
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#include <spine/SkeletonJson.h>
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#include <math.h>
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#include <stdio.h>
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#include <math.h>
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#include "Json.h"
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#include <spine/extension.h>
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#include <spine/RegionAttachment.h>
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#include <spine/AtlasAttachmentLoader.h>
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namespace cocos2d { namespace extension {
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typedef struct {
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SkeletonJson super;
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int ownsLoader;
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} _Internal;
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SkeletonJson* SkeletonJson_createWithLoader (AttachmentLoader* attachmentLoader) {
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SkeletonJson* self = SUPER(NEW(_Internal));
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self->scale = 1;
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self->attachmentLoader = attachmentLoader;
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return self;
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}
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SkeletonJson* SkeletonJson_create (Atlas* atlas) {
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AtlasAttachmentLoader* attachmentLoader = AtlasAttachmentLoader_create(atlas);
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SkeletonJson* self = SkeletonJson_createWithLoader(SUPER(attachmentLoader));
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SUB_CAST(_Internal, self) ->ownsLoader = 1;
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return self;
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}
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void SkeletonJson_dispose (SkeletonJson* self) {
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if (SUB_CAST(_Internal, self) ->ownsLoader) AttachmentLoader_dispose(self->attachmentLoader);
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FREE(self->error);
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FREE(self);
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}
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void _SkeletonJson_setError (SkeletonJson* self, Json* root, const char* value1, const char* value2) {
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char message[256];
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int length;
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FREE(self->error);
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strcpy(message, value1);
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length = strlen(value1);
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if (value2) strncat(message + length, value2, 256 - length);
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MALLOC_STR(self->error, message);
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if (root) Json_dispose(root);
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}
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static float toColor (const char* value, int index) {
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char digits[3];
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char *error;
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int color;
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if (strlen(value) != 8) return -1;
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value += index * 2;
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digits[0] = *value;
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digits[1] = *(value + 1);
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digits[2] = '\0';
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color = strtoul(digits, &error, 16);
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if (*error != 0) return -1;
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return color / (float)255;
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}
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static void readCurve (CurveTimeline* timeline, int frameIndex, Json* frame) {
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Json* curve = Json_getItem(frame, "curve");
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if (!curve) return;
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if (curve->type == Json_String && strcmp(curve->valuestring, "stepped") == 0)
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CurveTimeline_setStepped(timeline, frameIndex);
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else if (curve->type == Json_Array) {
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CurveTimeline_setCurve(timeline, frameIndex, Json_getItemAt(curve, 0)->valuefloat, Json_getItemAt(curve, 1)->valuefloat,
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Json_getItemAt(curve, 2)->valuefloat, Json_getItemAt(curve, 3)->valuefloat);
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}
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}
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static Animation* _SkeletonJson_readAnimation (SkeletonJson* self, Json* root, SkeletonData *skeletonData) {
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Animation* animation;
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Json* bones = Json_getItem(root, "bones");
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int boneCount = bones ? Json_getSize(bones) : 0;
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Json* slots = Json_getItem(root, "slots");
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int slotCount = slots ? Json_getSize(slots) : 0;
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int timelineCount = 0;
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int i, ii, iii;
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for (i = 0; i < boneCount; ++i)
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timelineCount += Json_getSize(Json_getItemAt(bones, i));
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for (i = 0; i < slotCount; ++i)
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timelineCount += Json_getSize(Json_getItemAt(slots, i));
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animation = Animation_create(root->name, timelineCount);
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animation->timelineCount = 0;
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skeletonData->animations[skeletonData->animationCount] = animation;
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skeletonData->animationCount++;
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for (i = 0; i < boneCount; ++i) {
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int timelineCount;
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Json* boneMap = Json_getItemAt(bones, i);
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const char* boneName = boneMap->name;
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int boneIndex = SkeletonData_findBoneIndex(skeletonData, boneName);
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if (boneIndex == -1) {
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Animation_dispose(animation);
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_SkeletonJson_setError(self, root, "Bone not found: ", boneName);
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return 0;
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}
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timelineCount = Json_getSize(boneMap);
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for (ii = 0; ii < timelineCount; ++ii) {
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float duration;
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Json* timelineArray = Json_getItemAt(boneMap, ii);
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int frameCount = Json_getSize(timelineArray);
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const char* timelineType = timelineArray->name;
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if (strcmp(timelineType, "rotate") == 0) {
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RotateTimeline *timeline = RotateTimeline_create(frameCount);
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timeline->boneIndex = boneIndex;
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for (iii = 0; iii < frameCount; ++iii) {
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Json* frame = Json_getItemAt(timelineArray, iii);
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RotateTimeline_setFrame(timeline, iii, Json_getFloat(frame, "time", 0), Json_getFloat(frame, "angle", 0));
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readCurve(SUPER(timeline), iii, frame);
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}
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animation->timelines[animation->timelineCount++] = (Timeline*)timeline;
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duration = timeline->frames[frameCount * 2 - 2];
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if (duration > animation->duration) animation->duration = duration;
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} else {
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int isScale = strcmp(timelineType, "scale") == 0;
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if (isScale || strcmp(timelineType, "translate") == 0) {
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float scale = isScale ? 1 : self->scale;
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TranslateTimeline *timeline = isScale ? ScaleTimeline_create(frameCount) : TranslateTimeline_create(frameCount);
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timeline->boneIndex = boneIndex;
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for (iii = 0; iii < frameCount; ++iii) {
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Json* frame = Json_getItemAt(timelineArray, iii);
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TranslateTimeline_setFrame(timeline, iii, Json_getFloat(frame, "time", 0), Json_getFloat(frame, "x", 0) * scale,
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Json_getFloat(frame, "y", 0) * scale);
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readCurve(SUPER(timeline), iii, frame);
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}
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animation->timelines[animation->timelineCount++] = (Timeline*)timeline;
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duration = timeline->frames[frameCount * 3 - 3];
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if (duration > animation->duration) animation->duration = duration;
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} else {
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Animation_dispose(animation);
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_SkeletonJson_setError(self, 0, "Invalid timeline type for a bone: ", timelineType);
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return 0;
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}
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}
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}
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}
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for (i = 0; i < slotCount; ++i) {
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int timelineCount;
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Json* slotMap = Json_getItemAt(slots, i);
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const char* slotName = slotMap->name;
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int slotIndex = SkeletonData_findSlotIndex(skeletonData, slotName);
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if (slotIndex == -1) {
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Animation_dispose(animation);
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_SkeletonJson_setError(self, root, "Slot not found: ", slotName);
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return 0;
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}
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timelineCount = Json_getSize(slotMap);
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for (ii = 0; ii < timelineCount; ++ii) {
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float duration;
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Json* timelineArray = Json_getItemAt(slotMap, ii);
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int frameCount = Json_getSize(timelineArray);
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const char* timelineType = timelineArray->name;
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if (strcmp(timelineType, "color") == 0) {
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ColorTimeline *timeline = ColorTimeline_create(frameCount);
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timeline->slotIndex = slotIndex;
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for (iii = 0; iii < frameCount; ++iii) {
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Json* frame = Json_getItemAt(timelineArray, iii);
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const char* s = Json_getString(frame, "color", 0);
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ColorTimeline_setFrame(timeline, iii, Json_getFloat(frame, "time", 0), toColor(s, 0), toColor(s, 1), toColor(s, 2),
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toColor(s, 3));
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readCurve(SUPER(timeline), iii, frame);
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}
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animation->timelines[animation->timelineCount++] = (Timeline*)timeline;
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duration = timeline->frames[frameCount * 5 - 5];
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if (duration > animation->duration) animation->duration = duration;
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} else if (strcmp(timelineType, "attachment") == 0) {
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AttachmentTimeline *timeline = AttachmentTimeline_create(frameCount);
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timeline->slotIndex = slotIndex;
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for (iii = 0; iii < frameCount; ++iii) {
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Json* frame = Json_getItemAt(timelineArray, iii);
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Json* name = Json_getItem(frame, "name");
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AttachmentTimeline_setFrame(timeline, iii, Json_getFloat(frame, "time", 0),
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name->type == Json_NULL ? 0 : name->valuestring);
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}
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animation->timelines[animation->timelineCount++] = (Timeline*)timeline;
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duration = timeline->frames[frameCount - 1];
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if (duration > animation->duration) animation->duration = duration;
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} else {
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Animation_dispose(animation);
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_SkeletonJson_setError(self, 0, "Invalid timeline type for a slot: ", timelineType);
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return 0;
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}
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}
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}
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return animation;
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}
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SkeletonData* SkeletonJson_readSkeletonDataFile (SkeletonJson* self, const char* path) {
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int length;
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SkeletonData* skeletonData;
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const char* json = _Util_readFile(path, &length);
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if (!json) {
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_SkeletonJson_setError(self, 0, "Unable to read skeleton file: ", path);
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return 0;
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}
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skeletonData = SkeletonJson_readSkeletonData(self, json);
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delete [] json;
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return skeletonData;
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}
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SkeletonData* SkeletonJson_readSkeletonData (SkeletonJson* self, const char* json) {
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SkeletonData* skeletonData;
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Json *root, *bones;
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int i, ii, iii, boneCount;
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Json* slots;
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Json* skinsMap;
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Json* animations;
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FREE(self->error);
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CONST_CAST(char*, self->error) = 0;
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root = Json_create(json);
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if (!root) {
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_SkeletonJson_setError(self, 0, "Invalid skeleton JSON: ", Json_getError());
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return 0;
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}
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skeletonData = SkeletonData_create();
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bones = Json_getItem(root, "bones");
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boneCount = Json_getSize(bones);
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skeletonData->bones = MALLOC(BoneData*, boneCount);
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for (i = 0; i < boneCount; ++i) {
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Json* boneMap = Json_getItemAt(bones, i);
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BoneData* boneData;
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const char* boneName = Json_getString(boneMap, "name", 0);
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BoneData* parent = 0;
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const char* parentName = Json_getString(boneMap, "parent", 0);
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if (parentName) {
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parent = SkeletonData_findBone(skeletonData, parentName);
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if (!parent) {
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SkeletonData_dispose(skeletonData);
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_SkeletonJson_setError(self, root, "Parent bone not found: ", parentName);
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return 0;
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}
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}
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boneData = BoneData_create(boneName, parent);
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boneData->length = Json_getFloat(boneMap, "length", 0) * self->scale;
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boneData->x = Json_getFloat(boneMap, "x", 0) * self->scale;
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boneData->y = Json_getFloat(boneMap, "y", 0) * self->scale;
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boneData->rotation = Json_getFloat(boneMap, "rotation", 0);
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boneData->scaleX = Json_getFloat(boneMap, "scaleX", 1);
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boneData->scaleY = Json_getFloat(boneMap, "scaleY", 1);
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skeletonData->bones[i] = boneData;
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skeletonData->boneCount++;
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}
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slots = Json_getItem(root, "slots");
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if (slots) {
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int slotCount = Json_getSize(slots);
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skeletonData->slots = MALLOC(SlotData*, slotCount);
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for (i = 0; i < slotCount; ++i) {
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SlotData* slotData;
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const char* color;
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Json *attachmentItem;
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Json* slotMap = Json_getItemAt(slots, i);
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const char* slotName = Json_getString(slotMap, "name", 0);
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const char* boneName = Json_getString(slotMap, "bone", 0);
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BoneData* boneData = SkeletonData_findBone(skeletonData, boneName);
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if (!boneData) {
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SkeletonData_dispose(skeletonData);
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_SkeletonJson_setError(self, root, "Slot bone not found: ", boneName);
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return 0;
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}
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slotData = SlotData_create(slotName, boneData);
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color = Json_getString(slotMap, "color", 0);
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if (color) {
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slotData->r = toColor(color, 0);
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slotData->g = toColor(color, 1);
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slotData->b = toColor(color, 2);
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slotData->a = toColor(color, 3);
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}
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attachmentItem = Json_getItem(slotMap, "attachment");
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if (attachmentItem) SlotData_setAttachmentName(slotData, attachmentItem->valuestring);
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skeletonData->slots[i] = slotData;
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skeletonData->slotCount++;
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}
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}
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skinsMap = Json_getItem(root, "skins");
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if (skinsMap) {
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int skinCount = Json_getSize(skinsMap);
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skeletonData->skins = MALLOC(Skin*, skinCount);
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for (i = 0; i < skinCount; ++i) {
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Json* slotMap = Json_getItemAt(skinsMap, i);
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const char* skinName = slotMap->name;
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Skin *skin = Skin_create(skinName);
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int slotNameCount;
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skeletonData->skins[i] = skin;
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skeletonData->skinCount++;
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if (strcmp(skinName, "default") == 0) skeletonData->defaultSkin = skin;
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slotNameCount = Json_getSize(slotMap);
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for (ii = 0; ii < slotNameCount; ++ii) {
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Json* attachmentsMap = Json_getItemAt(slotMap, ii);
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const char* slotName = attachmentsMap->name;
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int slotIndex = SkeletonData_findSlotIndex(skeletonData, slotName);
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int attachmentCount = Json_getSize(attachmentsMap);
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for (iii = 0; iii < attachmentCount; ++iii) {
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Attachment* attachment;
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Json* attachmentMap = Json_getItemAt(attachmentsMap, iii);
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const char* skinAttachmentName = attachmentMap->name;
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const char* attachmentName = Json_getString(attachmentMap, "name", skinAttachmentName);
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const char* typeString = Json_getString(attachmentMap, "type", "region");
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AttachmentType type;
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if (strcmp(typeString, "region") == 0)
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type = ATTACHMENT_REGION;
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else if (strcmp(typeString, "regionSequence") == 0)
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type = ATTACHMENT_REGION_SEQUENCE;
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else {
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SkeletonData_dispose(skeletonData);
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_SkeletonJson_setError(self, root, "Unknown attachment type: ", typeString);
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return 0;
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}
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attachment = AttachmentLoader_newAttachment(self->attachmentLoader, skin, type, attachmentName);
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if (!attachment) {
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if (self->attachmentLoader->error1) {
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SkeletonData_dispose(skeletonData);
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_SkeletonJson_setError(self, root, self->attachmentLoader->error1, self->attachmentLoader->error2);
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return 0;
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}
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continue;
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}
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if (attachment->type == ATTACHMENT_REGION || attachment->type == ATTACHMENT_REGION_SEQUENCE) {
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RegionAttachment* regionAttachment = (RegionAttachment*)attachment;
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regionAttachment->x = Json_getFloat(attachmentMap, "x", 0) * self->scale;
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regionAttachment->y = Json_getFloat(attachmentMap, "y", 0) * self->scale;
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regionAttachment->scaleX = Json_getFloat(attachmentMap, "scaleX", 1);
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regionAttachment->scaleY = Json_getFloat(attachmentMap, "scaleY", 1);
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regionAttachment->rotation = Json_getFloat(attachmentMap, "rotation", 0);
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regionAttachment->width = Json_getFloat(attachmentMap, "width", 32) * self->scale;
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regionAttachment->height = Json_getFloat(attachmentMap, "height", 32) * self->scale;
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RegionAttachment_updateOffset(regionAttachment);
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}
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Skin_addAttachment(skin, slotIndex, skinAttachmentName, attachment);
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}
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}
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}
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}
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animations = Json_getItem(root, "animations");
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if (animations) {
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int animationCount = Json_getSize(animations);
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skeletonData->animations = MALLOC(Animation*, animationCount);
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for (i = 0; i < animationCount; ++i) {
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Json* animationMap = Json_getItemAt(animations, i);
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_SkeletonJson_readAnimation(self, animationMap, skeletonData);
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}
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}
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Json_dispose(root);
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return skeletonData;
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}
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}} // namespace cocos2d { namespace extension {
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